{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:5VFQCSQXCSQIQ3YOO2PJEGZWI2","short_pith_number":"pith:5VFQCSQX","schema_version":"1.0","canonical_sha256":"ed4b014a1714a0886f0e769e921b3646a8452b1e4b309cbaff3566b0a0d1dd1c","source":{"kind":"arxiv","id":"1708.04346","version":2},"attestation_state":"computed","paper":{"title":"Superelasticity and Cryogenic Linear Shape Memory Effects of CaFe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alan I. Goldman, Amanda M. Giroux, Andreas Kreyssig, Christopher R. Weinberger, Gil Drachuk Hetal Patel, Hang Yu, John T. Sypek, Keith J. Dusoe, Paul C. Canfield, Seok-Woo Lee, Sergey L. Bud'ko","submitted_at":"2017-08-14T22:27:24Z","abstract_excerpt":"Shape memory materials have the ability to recover their original shape after a significant amount of deformation when they are subjected to certain stimuli, for instance, heat or magnetic fields. However, their performance is often limited by the energetics and geometry of the martensitic-austenitic phase transformation. Here, we report a unique shape memory behavior in CaFe2As2, which exhibits superelasticity with over 13% recoverable strain, over 3 GPa yield strength, repeatable stress-strain response even at the micrometer scale, and cryogenic linear shape memory effects near 50 K. These p"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1708.04346","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-08-14T22:27:24Z","cross_cats_sorted":[],"title_canon_sha256":"18079b887ec66bbde3e8531a61bc922d004c9ab2b13e8cf997cdd0f96c8da250","abstract_canon_sha256":"18cb44706dd174120d9317856b8db8a120f43a6874761ab8257fe864a2d8fb52"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:28.037505Z","signature_b64":"sLqOzn4vMzkWX9EkAosZRO9hx5tvJqUcQ199eWbkMaYVgo2mUAMYFt130FA19tD5TSJUUCS5/hTRX+1bW5UaDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ed4b014a1714a0886f0e769e921b3646a8452b1e4b309cbaff3566b0a0d1dd1c","last_reissued_at":"2026-05-17T23:49:28.036916Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:28.036916Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Superelasticity and Cryogenic Linear Shape Memory Effects of CaFe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alan I. Goldman, Amanda M. Giroux, Andreas Kreyssig, Christopher R. Weinberger, Gil Drachuk Hetal Patel, Hang Yu, John T. Sypek, Keith J. Dusoe, Paul C. Canfield, Seok-Woo Lee, Sergey L. Bud'ko","submitted_at":"2017-08-14T22:27:24Z","abstract_excerpt":"Shape memory materials have the ability to recover their original shape after a significant amount of deformation when they are subjected to certain stimuli, for instance, heat or magnetic fields. However, their performance is often limited by the energetics and geometry of the martensitic-austenitic phase transformation. Here, we report a unique shape memory behavior in CaFe2As2, which exhibits superelasticity with over 13% recoverable strain, over 3 GPa yield strength, repeatable stress-strain response even at the micrometer scale, and cryogenic linear shape memory effects near 50 K. These p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.04346","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1708.04346","created_at":"2026-05-17T23:49:28.037022+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.04346v2","created_at":"2026-05-17T23:49:28.037022+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.04346","created_at":"2026-05-17T23:49:28.037022+00:00"},{"alias_kind":"pith_short_12","alias_value":"5VFQCSQXCSQI","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"5VFQCSQXCSQIQ3YO","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"5VFQCSQX","created_at":"2026-05-18T12:31:00.734936+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2","json":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2.json","graph_json":"https://pith.science/api/pith-number/5VFQCSQXCSQIQ3YOO2PJEGZWI2/graph.json","events_json":"https://pith.science/api/pith-number/5VFQCSQXCSQIQ3YOO2PJEGZWI2/events.json","paper":"https://pith.science/paper/5VFQCSQX"},"agent_actions":{"view_html":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2","download_json":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2.json","view_paper":"https://pith.science/paper/5VFQCSQX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.04346&json=true","fetch_graph":"https://pith.science/api/pith-number/5VFQCSQXCSQIQ3YOO2PJEGZWI2/graph.json","fetch_events":"https://pith.science/api/pith-number/5VFQCSQXCSQIQ3YOO2PJEGZWI2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2/action/storage_attestation","attest_author":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2/action/author_attestation","sign_citation":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2/action/citation_signature","submit_replication":"https://pith.science/pith/5VFQCSQXCSQIQ3YOO2PJEGZWI2/action/replication_record"}},"created_at":"2026-05-17T23:49:28.037022+00:00","updated_at":"2026-05-17T23:49:28.037022+00:00"}